# Distributed under the OSI-approved BSD 3-Clause License. See accompanying # file Copyright.txt or https://cmake.org/licensing for details. #.rst: # FindFLTK # -------- # # Find the native FLTK includes and library # # # # By default FindFLTK.cmake will search for all of the FLTK components # and add them to the FLTK_LIBRARIES variable. # # :: # # You can limit the components which get placed in FLTK_LIBRARIES by # defining one or more of the following three options: # # # # :: # # FLTK_SKIP_OPENGL, set to true to disable searching for opengl and # the FLTK GL library # FLTK_SKIP_FORMS, set to true to disable searching for fltk_forms # FLTK_SKIP_IMAGES, set to true to disable searching for fltk_images # # # # :: # # FLTK_SKIP_FLUID, set to true if the fluid binary need not be present # at build time # # # # The following variables will be defined: # # :: # # FLTK_FOUND, True if all components not skipped were found # FLTK_INCLUDE_DIR, where to find include files # FLTK_LIBRARIES, list of fltk libraries you should link against # FLTK_FLUID_EXECUTABLE, where to find the Fluid tool # FLTK_WRAP_UI, This enables the FLTK_WRAP_UI command # # # # The following cache variables are assigned but should not be used. # See the FLTK_LIBRARIES variable instead. # # :: # # FLTK_BASE_LIBRARY = the full path to fltk.lib # FLTK_GL_LIBRARY = the full path to fltk_gl.lib # FLTK_FORMS_LIBRARY = the full path to fltk_forms.lib # FLTK_IMAGES_LIBRARY = the full path to fltk_images.lib if(NOT FLTK_SKIP_OPENGL) find_package(OpenGL) endif() # Platform dependent libraries required by FLTK if(WIN32) if(NOT CYGWIN) if(BORLAND) set( FLTK_PLATFORM_DEPENDENT_LIBS import32 ) else() set( FLTK_PLATFORM_DEPENDENT_LIBS wsock32 comctl32 ) endif() endif() endif() if(UNIX) include(${CMAKE_CURRENT_LIST_DIR}/FindX11.cmake) find_library(FLTK_MATH_LIBRARY m) set( FLTK_PLATFORM_DEPENDENT_LIBS ${X11_LIBRARIES} ${FLTK_MATH_LIBRARY}) endif() if(APPLE) set( FLTK_PLATFORM_DEPENDENT_LIBS "-framework Carbon -framework Cocoa -framework ApplicationServices -lz") endif() # If FLTK_INCLUDE_DIR is already defined we assigne its value to FLTK_DIR if(FLTK_INCLUDE_DIR) set(FLTK_DIR ${FLTK_INCLUDE_DIR}) endif() # If FLTK has been built using CMake we try to find everything directly set(FLTK_DIR_STRING "directory containing FLTKConfig.cmake. This is either the root of the build tree, or PREFIX/lib/fltk for an installation.") # Search only if the location is not already known. if(NOT FLTK_DIR) # Get the system search path as a list. file(TO_CMAKE_PATH "$ENV{PATH}" FLTK_DIR_SEARCH2) # Construct a set of paths relative to the system search path. set(FLTK_DIR_SEARCH "") foreach(dir ${FLTK_DIR_SEARCH2}) set(FLTK_DIR_SEARCH ${FLTK_DIR_SEARCH} "${dir}/../lib/fltk") endforeach() string(REPLACE "//" "/" FLTK_DIR_SEARCH "${FLTK_DIR_SEARCH}") # # Look for an installation or build tree. # find_path(FLTK_DIR FLTKConfig.cmake # Look for an environment variable FLTK_DIR. HINTS ENV FLTK_DIR # Look in places relative to the system executable search path. ${FLTK_DIR_SEARCH} PATH_SUFFIXES fltk fltk/include lib/fltk lib/fltk/include # Help the user find it if we cannot. DOC "The ${FLTK_DIR_STRING}" ) endif() # Check if FLTK was built using CMake if(EXISTS ${FLTK_DIR}/FLTKConfig.cmake) set(FLTK_BUILT_WITH_CMAKE 1) endif() if(FLTK_BUILT_WITH_CMAKE) set(FLTK_FOUND 1) include(${FLTK_DIR}/FLTKConfig.cmake) # Fluid if(FLUID_COMMAND) set(FLTK_FLUID_EXECUTABLE ${FLUID_COMMAND} CACHE FILEPATH "Fluid executable") else() find_program(FLTK_FLUID_EXECUTABLE fluid PATHS ${FLTK_EXECUTABLE_DIRS} ${FLTK_EXECUTABLE_DIRS}/RelWithDebInfo ${FLTK_EXECUTABLE_DIRS}/Debug ${FLTK_EXECUTABLE_DIRS}/Release NO_SYSTEM_PATH) endif() # mark_as_advanced(FLTK_FLUID_EXECUTABLE) set(FLTK_INCLUDE_DIR ${FLTK_DIR}) link_directories(${FLTK_LIBRARY_DIRS}) set(FLTK_BASE_LIBRARY fltk) set(FLTK_GL_LIBRARY fltk_gl) set(FLTK_FORMS_LIBRARY fltk_forms) set(FLTK_IMAGES_LIBRARY fltk_images) # Add the extra libraries load_cache(${FLTK_DIR} READ_WITH_PREFIX FL FLTK_USE_SYSTEM_JPEG FL FLTK_USE_SYSTEM_PNG FL FLTK_USE_SYSTEM_ZLIB ) set(FLTK_IMAGES_LIBS "") if(FLFLTK_USE_SYSTEM_JPEG) set(FLTK_IMAGES_LIBS ${FLTK_IMAGES_LIBS} fltk_jpeg) endif() if(FLFLTK_USE_SYSTEM_PNG) set(FLTK_IMAGES_LIBS ${FLTK_IMAGES_LIBS} fltk_png) endif() if(FLFLTK_USE_SYSTEM_ZLIB) set(FLTK_IMAGES_LIBS ${FLTK_IMAGES_LIBS} fltk_zlib) endif() set(FLTK_IMAGES_LIBS "${FLTK_IMAGES_LIBS}" CACHE INTERNAL "Extra libraries for fltk_images library.") else() # if FLTK was not built using CMake # Find fluid executable. find_program(FLTK_FLUID_EXECUTABLE fluid ${FLTK_INCLUDE_DIR}/fluid) # Use location of fluid to help find everything else. set(FLTK_INCLUDE_SEARCH_PATH "") set(FLTK_LIBRARY_SEARCH_PATH "") if(FLTK_FLUID_EXECUTABLE) get_filename_component(FLTK_BIN_DIR "${FLTK_FLUID_EXECUTABLE}" PATH) set(FLTK_INCLUDE_SEARCH_PATH ${FLTK_INCLUDE_SEARCH_PATH} ${FLTK_BIN_DIR}/../include ${FLTK_BIN_DIR}/..) set(FLTK_LIBRARY_SEARCH_PATH ${FLTK_LIBRARY_SEARCH_PATH} ${FLTK_BIN_DIR}/../lib) set(FLTK_WRAP_UI 1) endif() # # Try to find FLTK include dir using fltk-config # if(UNIX) # Use fltk-config to generate a list of possible include directories find_program(FLTK_CONFIG_SCRIPT fltk-config PATHS ${FLTK_BIN_DIR}) if(FLTK_CONFIG_SCRIPT) if(NOT FLTK_INCLUDE_DIR) exec_program(${FLTK_CONFIG_SCRIPT} ARGS --cxxflags OUTPUT_VARIABLE FLTK_CXXFLAGS) if(FLTK_CXXFLAGS) string(REGEX MATCHALL "-I[^ ]*" _fltk_temp_dirs ${FLTK_CXXFLAGS}) string(REPLACE "-I" "" _fltk_temp_dirs "${_fltk_temp_dirs}") foreach(_dir ${_fltk_temp_dirs}) string(STRIP ${_dir} _output) list(APPEND _FLTK_POSSIBLE_INCLUDE_DIRS ${_output}) endforeach() endif() endif() endif() endif() list(APPEND FLTK_INCLUDE_SEARCH_PATH ${_FLTK_POSSIBLE_INCLUDE_DIRS}) find_path(FLTK_INCLUDE_DIR NAMES FL/Fl.h FL/Fl.H # fltk 1.1.9 has Fl.H (#8376) PATH_SUFFIXES fltk fltk/include PATHS ${FLTK_INCLUDE_SEARCH_PATH}) # # Try to find FLTK library if(UNIX) if(FLTK_CONFIG_SCRIPT) exec_program(${FLTK_CONFIG_SCRIPT} ARGS --libs OUTPUT_VARIABLE _FLTK_POSSIBLE_LIBS) if(_FLTK_POSSIBLE_LIBS) get_filename_component(_FLTK_POSSIBLE_LIBRARY_DIR ${_FLTK_POSSIBLE_LIBS} PATH) endif() endif() endif() list(APPEND FLTK_LIBRARY_SEARCH_PATH ${FLTK_INCLUDE_DIR}/lib ${_FLTK_POSSIBLE_LIBRARY_DIR}) find_library(FLTK_BASE_LIBRARY NAMES fltk fltkd PATHS ${FLTK_LIBRARY_SEARCH_PATH} PATH_SUFFIXES fltk fltk/lib) find_library(FLTK_GL_LIBRARY NAMES fltkgl fltkgld fltk_gl PATHS ${FLTK_LIBRARY_SEARCH_PATH} PATH_SUFFIXES fltk fltk/lib) find_library(FLTK_FORMS_LIBRARY NAMES fltkforms fltkformsd fltk_forms PATHS ${FLTK_LIBRARY_SEARCH_PATH} PATH_SUFFIXES fltk fltk/lib) find_library(FLTK_IMAGES_LIBRARY NAMES fltkimages fltkimagesd fltk_images PATHS ${FLTK_LIBRARY_SEARCH_PATH} PATH_SUFFIXES fltk fltk/lib) # Find the extra libraries needed for the fltk_images library. if(UNIX) if(FLTK_CONFIG_SCRIPT) exec_program(${FLTK_CONFIG_SCRIPT} ARGS --use-images --ldflags OUTPUT_VARIABLE FLTK_IMAGES_LDFLAGS) set(FLTK_LIBS_EXTRACT_REGEX ".*-lfltk_images (.*) -lfltk.*") if("${FLTK_IMAGES_LDFLAGS}" MATCHES "${FLTK_LIBS_EXTRACT_REGEX}") string(REGEX REPLACE " +" ";" FLTK_IMAGES_LIBS "${CMAKE_MATCH_1}") # The EXEC_PROGRAM will not be inherited into subdirectories from # the file that originally included this module. Save the answer. set(FLTK_IMAGES_LIBS "${FLTK_IMAGES_LIBS}" CACHE INTERNAL "Extra libraries for fltk_images library.") endif() endif() endif() endif() # Append all of the required libraries together (by default, everything) set(FLTK_LIBRARIES) if(NOT FLTK_SKIP_IMAGES) list(APPEND FLTK_LIBRARIES ${FLTK_IMAGES_LIBRARY}) endif() if(NOT FLTK_SKIP_FORMS) list(APPEND FLTK_LIBRARIES ${FLTK_FORMS_LIBRARY}) endif() if(NOT FLTK_SKIP_OPENGL) list(APPEND FLTK_LIBRARIES ${FLTK_GL_LIBRARY} ${OPENGL_gl_LIBRARY}) list(APPEND FLTK_INCLUDE_DIR ${OPENGL_INCLUDE_DIR}) list(REMOVE_DUPLICATES FLTK_INCLUDE_DIR) endif() list(APPEND FLTK_LIBRARIES ${FLTK_BASE_LIBRARY}) include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) if(FLTK_SKIP_FLUID) FIND_PACKAGE_HANDLE_STANDARD_ARGS(FLTK DEFAULT_MSG FLTK_LIBRARIES FLTK_INCLUDE_DIR) else() FIND_PACKAGE_HANDLE_STANDARD_ARGS(FLTK DEFAULT_MSG FLTK_LIBRARIES FLTK_INCLUDE_DIR FLTK_FLUID_EXECUTABLE) endif() if(FLTK_FOUND) if(APPLE) set(FLTK_LIBRARIES ${FLTK_PLATFORM_DEPENDENT_LIBS} ${FLTK_LIBRARIES}) else() set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${FLTK_PLATFORM_DEPENDENT_LIBS}) endif() # The following deprecated settings are for compatibility with CMake 1.4 set (HAS_FLTK ${FLTK_FOUND}) set (FLTK_INCLUDE_PATH ${FLTK_INCLUDE_DIR}) set (FLTK_FLUID_EXE ${FLTK_FLUID_EXECUTABLE}) set (FLTK_LIBRARY ${FLTK_LIBRARIES}) endif()